diff --git a/pkgs/os-specific/linux/kernel/linux-testing-bcachefs.nix b/pkgs/os-specific/linux/kernel/linux-testing-bcachefs.nix
index 69dfed1bd04..5aae37418ce 100644
--- a/pkgs/os-specific/linux/kernel/linux-testing-bcachefs.nix
+++ b/pkgs/os-specific/linux/kernel/linux-testing-bcachefs.nix
@@ -1,15 +1,15 @@
 { stdenv, buildPackages, hostPlatform, fetchgit, perl, buildLinux, ... } @ args:
 
 buildLinux (args // rec {
-  version = "4.11.2017.08.23";
-  modDirVersion = "4.11.0";
+  version = "4.15.2018.02.09";
+  modDirVersion = "4.15.0";
   extraMeta.branch = "master";
   extraMeta.maintainers = [ stdenv.lib.maintainers.davidak ];
 
   src = fetchgit {
     url = "https://evilpiepirate.org/git/bcachefs.git";
-    rev = "fb8082a13d49397346a04ce4d3904569b0287738";
-    sha256 = "18csg2zb4lnhid27h5w95j3g8np29m8y3zfpfgjl1jr2jks64kid";
+    rev = "4506cd5ead31209a6a646c2412cbc7be735ebda4";
+    sha256 = "0fcyf3y27k2lga5na4dhdyc47br840gkqynv8gix297pqxgidrib";
   };
 
   extraConfig = ''
@@ -20,4 +20,3 @@ buildLinux (args // rec {
   extraMeta.hydraPlatforms = [];
 
 } // (args.argsOverride or {}))
-
diff --git a/pkgs/tools/filesystems/bcachefs-tools/default.nix b/pkgs/tools/filesystems/bcachefs-tools/default.nix
index fc4d3f505cd..0a5017de53c 100644
--- a/pkgs/tools/filesystems/bcachefs-tools/default.nix
+++ b/pkgs/tools/filesystems/bcachefs-tools/default.nix
@@ -1,29 +1,25 @@
-{ stdenv, pkgs, fetchgit, pkgconfig, attr, libuuid, libscrypt, libsodium, keyutils, liburcu, zlib, libaio }:
+{ stdenv, pkgs, fetchgit, pkgconfig, attr, libuuid, libscrypt, libsodium
+, keyutils, liburcu, zlib, libaio }:
 
 stdenv.mkDerivation rec {
-  name = "bcachefs-tools-unstable-2017-08-28";
+  name = "bcachefs-tools-unstable-2018-02-08";
 
   src = fetchgit {
     url = "https://evilpiepirate.org/git/bcachefs-tools.git";
-    rev = "b1814f2dd0c6b61a12a2ebb67a13d406d126b227";
-    sha256 = "05ba1h09rrqj6vjr3q37ybca3nbrmnifmffdyk83622l28fpv350";
+    rev = "fc96071b58c28ea492103e7649c0efd5bab50ead";
+    sha256 = "0a2sxkz0mkmvb5g4k2v8g2c89dj29haw9bd3bpwk0dsfkjif92vy";
   };
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ attr libuuid libscrypt libsodium keyutils liburcu zlib libaio ];
 
-  preConfigure = ''
-    substituteInPlace cmd_migrate.c --replace /usr/include/dirent.h ${stdenv.lib.getDev stdenv.cc.libc}/include/dirent.h
-  '';
-
   installFlags = [ "PREFIX=$(out)" ];
 
   meta = with stdenv.lib; {
     description = "Tool for managing bcachefs filesystems";
-    homepage = http://bcachefs.org/;
+    homepage = https://bcachefs.org/;
     license = licenses.gpl2;
     maintainers = with maintainers; [ davidak ];
     platforms = platforms.linux;
   };
 }
-
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 1cf74474141..9258b437c36 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -13005,10 +13005,6 @@ with pkgs;
   linux_testing_bcachefs = callPackage ../os-specific/linux/kernel/linux-testing-bcachefs.nix {
     kernelPatches =
       [ kernelPatches.bridge_stp_helper
-        kernelPatches.p9_fixes
-        # See pkgs/os-specific/linux/kernel/cpu-cgroup-v2-patches/README.md
-        # when adding a new linux version
-        kernelPatches.cpu-cgroup-v2."4.11"
         kernelPatches.modinst_arg_list_too_long
       ]
       ++ lib.optionals ((platform.kernelArch or null) == "mips")